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Climate & Weather Guide in Estonia

Climate zones, seasonal temperatures, rainfall patterns, and best travel times

Estonia has a cool temperate climate in the transition zone between maritime and continental influences, shaped by the Baltic Sea, moist westerly winds, and relatively low elevation. The national climate is classified mainly as oceanic to humid continental, with coastal areas moderated by the sea and inland areas having slightly larger seasonal swings. Summers are generally mild rather than hot, and winters are cold but often less severe on the western coast and islands. Based on 1991–2020 climate normals, annual precipitation is moderate, and the country’s overall climate is suitable for residents who prefer distinct seasons, moderate humidity, and relatively long summer daylight at northern latitudes.

Summer Average

16-22°C

Winter Average

-8--1°C

Climate Types

Oceanic and Humid Continental

Annual Rainfall

573-761 mm

Sunshine Hours

1,600-2,000 hrs/yr

Average Humidity

75-85%

Regional Climate Variations

Western Islands and Coastal Areas

This zone covers the western archipelago, the Baltic Sea coast, and nearby low-lying areas, where the sea strongly moderates temperature extremes. Winters are usually milder than inland Estonia, while summers are cool to comfortably warm rather than hot. Wind, humidity, and rapid weather changes are common, and residents often notice more cloud cover and a softer seasonal contrast than in the east. The climate is best for people who prefer fresh air, marine influence, and less severe winter cold.

Summer:17-21°C
Winter:-4-0°C
Low to moderate rainfall

Mild coastal conditions, frequent breezes, and changeable skies create a maritime feel that reduces summer heat and softens winter cold.

Northern Coastal Plain and Harju Region

Including Tallinn and the north coast, this area sits between maritime influence and inland continental air masses. Summers are mild and usable for outdoor life, while winters are cold but typically less extreme than in eastern inland districts. Snow and freeze-thaw cycles can occur in winter, and spring often arrives slowly. For expats and residents, this region offers a balanced climate with good access to urban amenities and a somewhat less harsh winter than farther east.

Summer:17-22°C
Winter:-6--1°C
Low to moderate rainfall

A balanced northern climate with sea influence, moderate humidity, and seasonal variety without the heat of southern Europe.

Central Estonian Lowlands

The central lowlands, including much of Järva, Jõgeva, and surrounding inland areas, show a more continental pattern than the coast. Summer days are pleasantly warm by Estonian standards, but nights remain cool, and winters are colder with more persistent snow cover than in western coastal areas. This is one of the clearest zones for people who want true seasons without the more extreme cold of subarctic regions. Agricultural landscapes and forested surroundings reinforce the rural, seasonal character of the climate.

Summer:18-24°C
Winter:-8--3°C
Low to moderate rainfall

More continental than the coast, with sharper seasonal contrast, clearer winter cold, and warm but not hot summers.

South and Southeast Interior

Southern and southeastern Estonia, including areas toward Tartu, Võru, and the inland southeast, tends to be slightly warmer in summer and colder in winter than the coast, with the strongest continental influence in the country. Summer can feel pleasantly warm and long enough for gardening and outdoor recreation, while winter often brings sustained frost and snow. Residents who enjoy pronounced seasons, crisp air, and a generally calm inland climate often find this zone attractive. The region remains humid enough for frequent clouds and periodic rainfall, but it is not typically wet in an extreme sense.

Summer:18-25°C
Winter:-9--4°C
Low to moderate rainfall

The warmest inland summers and the coldest winters in the country, with a strong seasonal rhythm and relatively stable inland weather patterns.

Estonia’s climate is best described as cool, humid, and seasonally distinct, with coastal areas moderated by the Baltic Sea and inland areas becoming more continental. For residents and expats, the main appeal is a manageable summer climate, clear seasons, and generally moderate precipitation rather than extreme heat or drought.